dokku-ansible-playbook/functions

#!/usr/bin/env bash

set -eo pipefail; [[ $DOKKU_TRACE ]] && set -x

source "$PLUGIN_CORE_AVAILABLE_PATH/common/functions"

dokku-ansible-playbook-validate-dependencies() {
  if ! command -v "ansible-playbook" &>/dev/null; then
    dokku_col_log_info1_quiet "Missing ansible-playbook, run dokku plugin:install-dependencies"
    exit 0
  fi
}

dokku-ansible-playbook-run() {
  local app="$1"
  local play_path="$2"
  local requirements="$3"
  local vault_file="$DOKKU_LIB_ROOT/data/ansible/.vault-pass.sh"

  dokku-ansible-playbook-validate-dependencies

  if [[ ! -f "$play_path" ]]; then
    dokku_col_log_info1_quiet "$play_path not found or executable bit not set"
    exit 0
  fi

  if [[ -f "$requirements" ]]; then
    dokku_col_log_info1_quiet "$requirements file found"
    ansible-galaxy install --role-file "$requirements" --force
  fi

  dokku_col_log_info1_quiet "Copying library modules into place"
  mkdir -p $DOKKU_ROOT/.ansible/{roles,plugins/modules}
  cp -R $DOKKU_ROOT/.ansible/roles/*/library/* $DOKKU_ROOT/.ansible/plugins/modules

  local args="--inventory $(hostname), --connection local"

  if [[ -f "$vault_file" ]]; then
    dokku_col_log_info1_quiet "$vault_file file found"
    args="${args} --vault-password-file $vault_file"
  fi

  dokku_col_log_info1_quiet "$play_path file found"
  ansible-playbook \
    -v \
    --extra-vars "dokku_lib_root=$DOKKU_LIB_ROOT" \
    $args $play_path
}

dokku-ansible-playbook-vault-pass-cmd() {
  #shellcheck disable=SC2034
  declare desc="insert new vault password for encrypt/decrypt of passwords"
  local vault_file="$DOKKU_LIB_ROOT/data/ansible/.vault-pass.sh"

  if [[ -f $vault_file ]]; then
    dokku_col_log_info1_quiet "Vault password already in place"
    exit 0
  fi

  read -srp "Vault password: " vault_password

  if [[ ! -d "$DOKKU_LIB_ROOT/data/ansible" ]]; then
    dokku_col_log_info1_quiet "Creating $DOKKU_LIB_ROOT/data/ansible"
    mkdir -p "$DOKKU_LIB_ROOT/data/ansible"
  fi

  dokku_col_log_info1_quiet "Generating $vault_file"

  { echo "#!/bin/bash";
    echo "";
    echo "set -eu -o pipefail";
    echo "";
    echo "echo \"$vault_password\""; } > "$vault_file"

  chmod +x "$vault_file"
}